/**
 * #      821
 * 名称   字符的最短距离
 * 链接   https://leetcode-cn.com/problems/shortest-distance-to-a-character
 * 题解   [260](https://leetcode-cn.com/problems/shortest-distance-to-a-character/solution)
 * 通过率 68.8%
 * 难道   简单
 */

